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Index: modules/simpletest/tests/database_test.test
===================================================================
RCS file: /cvs/drupal/drupal/modules/simpletest/tests/database_test.test,v
retrieving revision 1.9
diff -u -p -r1.9 database_test.test
--- modules/simpletest/tests/database_test.test	28 Sep 2008 21:52:08 -0000	1.9
+++ modules/simpletest/tests/database_test.test	14 Oct 2008 13:16:00 -0000
@@ -486,6 +486,36 @@ class DatabaseInsertLOBTestCase extends 
   }
 
   /**
+   * Test that we can insert a null blob field successfully.
+   *
+   * NOTE: Require PHP 5.2 newer than snapshot php5.2-200810130030.tar.gz.
+   * @link http://bugs.php.net/bug.php?id=46249
+   */
+  function testInsertNullBlob() {
+    $data = NULL;
+    $this->assertTrue($data === NULL, t('Test data is a null string.'));
+    $id = db_insert('test_one_blob')->fields(array('blob1' => $data))->execute();
+    $res = db_query('SELECT * FROM {test_one_blob} WHERE id = :id', array(':id' => $id));
+    $r = db_fetch_array($res);
+    $this->assertTrue($r['blob1'] === $data, t('Can insert a null blob: id @id, type @type, @data.', array('@id' => $id, '@type' => gettype($r['blob1']), '@data' => serialize($r))));
+  }
+
+  /**
+   * Test that we can insert an empty blob field successfully.
+   *
+   * NOTE: Require PHP 5.2 newer than snapshot php5.2-200810130030.tar.gz.
+   * @link http://bugs.php.net/bug.php?id=46249
+   */
+  function testInsertEmptyBlob() {
+    $data = '';
+    $this->assertTrue($data === '', t('Test data is an empty string.'));
+    $id = db_insert('test_one_blob')->fields(array('blob1' => $data))->execute();
+    $res = db_query('SELECT * FROM {test_one_blob} WHERE id = :id', array(':id' => $id));
+    $r = db_fetch_array($res);
+    $this->assertTrue($r['blob1'] === $data, t('Can insert an empty blob: id @id, type @type, @data.', array('@id' => $id, '@type' => gettype($r['blob1']), '@data' => serialize($r))));
+  }
+
+  /**
    * Test that we can insert multiple blob fields in the same query.
    */
   function testInsertMultipleBlob() {
@@ -743,7 +773,7 @@ class DatabaseUpdateLOBTestCase extends 
 
   function getInfo() {
     return array(
-      'name' => t('Update tests, LOB'),
+      'name' => t('Update tests, LOB fields'),
       'description' => t('Test the Update query builder with LOB fields.'),
       'group' => t('Database'),
     );
@@ -766,6 +796,46 @@ class DatabaseUpdateLOBTestCase extends 
   }
 
   /**
+   * Confirm that we can update a null blob column.
+   *
+   * NOTE: Require PHP 5.2 newer than snapshot php5.2-200810130030.tar.gz.
+   * @link http://bugs.php.net/bug.php?id=46249
+   */
+  function testUpdateNullBlob() {
+    $data = "This is\000a test.";
+    $this->assertTrue(strlen($data) === 15, t('Test data contains a NULL.'));
+    $id = db_insert('test_one_blob')->fields(array('blob1' => $data))->execute();
+
+    $data = NULL;
+    $this->assertTrue($data === NULL, t('Test data is a null string.'));
+    db_update('test_one_blob')->condition('id', $id)->fields(array('blob1' => $data))->execute();
+
+    $res = db_query('SELECT * FROM {test_one_blob} WHERE id = %d', $id);
+    $r = db_fetch_array($res);
+    $this->assertTrue($r['blob1'] === $data, t('Can update a null blob: id @id, type @type, @data.', array('@id' => $id, '@type' => gettype($r['blob1']), '@data' => serialize($r))));
+  }
+
+  /**
+   * Confirm that we can update an empty blob column.
+   *
+   * NOTE: Require PHP 5.2 newer than snapshot php5.2-200810130030.tar.gz.
+   * @link http://bugs.php.net/bug.php?id=46249
+   */
+  function testUpdateEmptyBlob() {
+    $data = "This is\000a test.";
+    $this->assertTrue(strlen($data) === 15, t('Test data contains a NULL.'));
+    $id = db_insert('test_one_blob')->fields(array('blob1' => $data))->execute();
+
+    $data = '';
+    $this->assertTrue($data === '', t('Test data is an empty string.'));
+    db_update('test_one_blob')->condition('id', $id)->fields(array('blob1' => $data))->execute();
+
+    $res = db_query('SELECT * FROM {test_one_blob} WHERE id = %d', $id);
+    $r = db_fetch_array($res);
+    $this->assertTrue($r['blob1'] === $data, t('Can update an empty blob: id @id, type @type, @data.', array('@id' => $id, '@type' => gettype($r['blob1']), '@data' => serialize($r))));
+  }
+
+  /**
    * Confirm that we can update two blob columns in the same table.
    */
   function testUpdateMultipleBlob() {